# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2009-10-24 22:37:00 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/5133078622) Wolfram Alpha's $50 iPhone App: Too Expensive or Worth the Extra Money for the Premium Experience? http://j.mp/2zFTrq